HUGHES, Kate. Cultivation of the genus Pelargonium under glass. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 7, p. 99–119, 2009. DOI: 10.24823/Sibbaldia.2009.163. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/163. Acesso em: 16 jun. 2025.